Update contrib readme

git-svn-id: https://geany-plugins.svn.sourceforge.net/svnroot/geany-plugins/trunk/geany-plugins@2307 e8383189-8249-0410-b506-acc975200cbd

README.windows

@@ -5,8 +5,8 @@ Geany Plugins for Windows
 Since the Geany Plugins 0.18 release, the Windows installer contains
 a few dependency library files. Currently, these are Enchant 1.5.0 which
 is required by the Spell Check plugin, Lua 5.1 for the GeanyLua
-plugin, LibXML2 for the PrettyPrinter plugin and CTPL 0.2.2 for the GeanyGenDoc
-plugin.
+plugin, LibXML2 for the PrettyPrinter plugin, CTPL 0.3.2 for the GeanyGenDoc
+plugin and LibSoup 2.26 for the UpdateChecker plugin.
 
 The installation of these dependencies is fully optional but obviously
 those plugins which depend on the libraries can't be loaded if the
@@ -22,5 +22,8 @@ http://luaforge.net/frs/?group_id=377
 LibXML2 was downloaded from
 http://ftp.gnome.org/pub/gnome/binaries/win32/dependencies/
 
-CTPL 0.2.2 was downloaded from
+CTPL 0.3.2 was downloaded from
 http://ctpl.tuxfamily.org/
+
+LibSoup 2.26.3 was download from
+http://ftp.gnome.org/pub/gnome/binaries/win32/libsoup/2.26/